import pandas as pd

import matplotlib.pyplot as plt

df = pd.read_excel("score.xlsx")

print(df.head())

bin = pd.cut(x=df['wl'], bins=range(0, 151))
x = bin.value_counts().sort_index()
x.plot(kind='line')
plt.xlabel('Index')
plt.ylabel('Values')
plt.title('Line Plot of Pandas Series Data')
plt.grid(True)
plt.show()